Finding the Fourth Proportional to 70,395,496.40, 97,145,994.28 and 39,035,754.63
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Solution
The fourth proportional to 70,395,496.40, 97,145,994.28 and 39,035,754.63 is: 53,869,457.42
Step by Step Solution
- Step 1: Write the proportion equation
70,395,496.40 : 97,145,994.28 = 39,035,754.63 : x - Step 2: Convert to fraction form
70,395,496.40/97,145,994.28 = 39,035,754.63/x - Step 3: Cross multiply
70,395,496.40x = 97,145,994.28 × 39,035,754.63 - Step 4: Simplify right side
70,395,496.40x = 3,792,167,196,001,464 - Step 5: Solve for x
x = 3,792,167,196,001,464/70,395,496.40 - Step 6: Final answer
x = 53,869,457.42
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.